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authorDenys Vlasenko <vda.linux@googlemail.com>2020-10-06 02:36:47 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2020-10-06 02:36:47 +0200
commit2496616b0a8d1c80cd1416b73a4847b59b9f969a (patch)
treedc52a8f9bbbf33d507ecf0b808614b7923786567 /networking/nslookup.c
parent535a509846be5087ddd0d6e8fc6399f919942639 (diff)
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avoid using strok - eliminates use of hidden global variable
function old new delta udhcp_str2optset 616 650 +34 setpriv_main 950 975 +25 switch_root_main 688 706 +18 parse 958 970 +12 getopt_main 622 628 +6 parse_resolvconf 302 306 +4 mpstat_main 1139 1142 +3 static.p 4 - -4 cdcmd 717 702 -15 strtok 148 - -148 ------------------------------------------------------------------------------ (add/remove: 0/3 grow/shrink: 7/1 up/down: 102/-167) Total: -65 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/nslookup.c')
-rw-r--r--networking/nslookup.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/networking/nslookup.c b/networking/nslookup.c
index c43e60558..759de5c83 100644
--- a/networking/nslookup.c
+++ b/networking/nslookup.c
@@ -703,12 +703,13 @@ static void parse_resolvconf(void)
703 703
704 while (fgets(line, sizeof(line), resolv)) { 704 while (fgets(line, sizeof(line), resolv)) {
705 char *p, *arg; 705 char *p, *arg;
706 char *tokstate;
706 707
707 p = strtok(line, " \t\n"); 708 p = strtok_r(line, " \t\n", &tokstate);
708 if (!p) 709 if (!p)
709 continue; 710 continue;
710 dbg("resolv_key:'%s'\n", p); 711 dbg("resolv_key:'%s'\n", p);
711 arg = strtok(NULL, "\n"); 712 arg = strtok_r(NULL, "\n", &tokstate);
712 dbg("resolv_arg:'%s'\n", arg); 713 dbg("resolv_arg:'%s'\n", arg);
713 if (!arg) 714 if (!arg)
714 continue; 715 continue;